Home / 5,725.93-8,589.70-1,777.51

Finding the Fourth Proportional to 5,725.93, 8,589.70 and 1,777.51

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Solution

The fourth proportional to 5,725.93, 8,589.70 and 1,777.51 is: 2,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.93 : 8,589.70 = 1,777.51 : x
  2. Step 2: Convert to fraction form
    5,725.93/8,589.70 = 1,777.51/x
  3. Step 3: Cross multiply
    5,725.93x = 8,589.70 × 1,777.51
  4. Step 4: Simplify right side
    5,725.93x = 15,268,277.65
  5. Step 5: Solve for x
    x = 15,268,277.65/5,725.93
  6. Step 6: Final answer
    x = 2,666.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.